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morrysnow pushed a commit to branch branch-3.1
in repository https://gitbox.apache.org/repos/asf/doris.git
The following commit(s) were added to refs/heads/branch-3.1 by this push:
new 0325b3597ca branch-3.1: [fix](decimal256) fix unstable overflow error
when casting decimal256 to float #56848 (#57503)
0325b3597ca is described below
commit 0325b3597ca6e93feb04c0d5b2371c8b01628521
Author: TengJianPing <[email protected]>
AuthorDate: Tue Nov 4 10:00:11 2025 +0800
branch-3.1: [fix](decimal256) fix unstable overflow error when casting
decimal256 to float #56848 (#57503)
Picked from #56848
---
be/src/vec/data_types/data_type_decimal.h | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/be/src/vec/data_types/data_type_decimal.h
b/be/src/vec/data_types/data_type_decimal.h
index 1cfa54c8462..dd8b77f3270 100644
--- a/be/src/vec/data_types/data_type_decimal.h
+++ b/be/src/vec/data_types/data_type_decimal.h
@@ -604,13 +604,8 @@ void convert_from_decimal(typename ToDataType::FieldType*
dst,
} else {
auto multiplier = FromDataType::get_scale_multiplier(scale);
for (size_t i = 0; i < size; ++i) {
- if constexpr (IsDecimal256<FromFieldType>) {
- dst[i] = static_cast<ToFieldType>(static_cast<long
double>(src[i].value) /
- static_cast<long
double>(multiplier.value));
- } else {
- dst[i] =
static_cast<ToFieldType>(static_cast<double>(src[i].value) /
-
static_cast<double>(multiplier.value));
- }
+ dst[i] =
static_cast<ToFieldType>(static_cast<double>(src[i].value) /
+
static_cast<double>(multiplier.value));
}
}
if constexpr (narrow_integral) {
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